893003357a
Makes the entirety of the wl API runnable on host. Flash emulator is separated into spi_flash component directory to be reused by other storage components.
63 lines
1.7 KiB
C++
63 lines
1.7 KiB
C++
#include <assert.h>
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#include "esp_partition.h"
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#include "esp_spi_flash.h"
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#include "Flash_Emulator.h"
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#define PARTITIONS_MAX 8
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static Flash_Emulator* emulators[PARTITIONS_MAX];
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esp_partition_t esp_partition_create(uint32_t size, uint32_t start)
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{
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int handle = -1;
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for (int i = 0; i < PARTITIONS_MAX; i++) {
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if (emulators[i] == NULL) {
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emulators[i] = new Flash_Emulator(start + size, SPI_FLASH_SEC_SIZE, SPI_FLASH_WRITE_SIZE);
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handle = i;
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break;
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}
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}
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assert(handle != -1);
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esp_partition_t partition;
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// Fills partition with default values, and attaches the flash_emulator reference
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// to the struct
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partition.type = ESP_PARTITION_TYPE_DATA;
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partition.subtype = ESP_PARTITION_SUBTYPE_DATA_FAT;
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partition.address = start;
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partition.size = size;
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partition.handle = handle;
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return partition;
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}
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void esp_partition_delete(esp_partition_t partition)
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{
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delete emulators[partition.handle];
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emulators[partition.handle] = NULL;
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}
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esp_err_t esp_partition_write(const esp_partition_t* partition,
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size_t dst_offset, const void* src, size_t size)
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{
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emulators[partition->handle]->write(dst_offset, src, size);
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return ESP_OK;
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}
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esp_err_t esp_partition_erase_range(const esp_partition_t* partition,
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uint32_t start_addr, uint32_t size)
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{
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emulators[partition->handle]->erase_range(start_addr, size);
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return ESP_OK;
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}
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esp_err_t esp_partition_read(const esp_partition_t* partition,
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size_t src_offset, void* dst, size_t size)
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{
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emulators[partition->handle]->read(src_offset, dst, size);
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return ESP_OK;
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} |